Shallow drainage channel



FIG. 1 is an isometric view of a shallow drainage channel according toour invention,

FIG. 2 is a top plan view thereof,

FIG. 3 is a bottom plan view thereof,

FIG. 4 is a side view thereof, the opposite side being a mirror imagethereof,

FIG. 5 is an end view of one end thereof, and,

FIG. 6 is an end view of the opposite end thereof.

The claimed design is shown broken away to indicate that no particularlength of drainage channel forms a part of the claimed design.

The broken line showing is to illustrate portions of the article andforms no part of the claimed design.

The ornamental design for a shallow drainage channel, as shown anddescribed.